1. Hungry Ivor
Matthayomsuksa 1
041 042 044

2. Can you help me with this problem?
It’s lunch time, but he
can’t go out from the
light home because the
stairs can not be used

3. “How to pull up his lunch from the bottom
to the top from the outside?”

4. Are you ready ?

5. Direction
1. Work in pair.
2. Think and draw how to help the light
to help house keeper.
2 minutes
3. Present your work

6. How to make “Pulley”

7. You will need…
1. wire
2. cotton
3. string

8. 1. wire

9. 2. Cotton reels

10. 3. string

11. Method

12. 1. Wire to make a triangular shape.

13. 2. Cotton reels to thread on to the wire.

14. 3. String to make light house keeper’s lunch.

15. 4. Coil the cotton reels by string 1 round.

16. Objectives
1. Understand pulling things.
2. Make suggestion about how objects
can be made to move.
3. Find out whether they were right and
the method is work.
4. Gain experience of asking question
about what is causing movement.

17. THANK YOU